The following is the important information of KME KW-9801 installation driver.

Click on Download Now and a File Download box will appear.
Select Save This Program to Disk and a Save As box will appear.
Select a directory to save the driver in and click Save.
Locate the driver file using Windows Explorer when the download has completed.

Turn your computer power off.

Connect the KME KW-9801 to your serial port, PS/2, or USB port.

Power on the computer to start your windows system.

Running the downloaded file will extract all the driver files and setup program into a directory on your hard drive.
The directory these driver are extracted to will have a similar name to the KW-9801 model that was downloaded (i.e., c:\KW-9801). The setup program will also automatically begin running after extraction.
However, automatically running setup can be unchecked at the time of extracting the driver file.

When the KW-9801 is first connected to the USB port on your computer, the Windows dialog called "Add New Hardware Wizard" will appear automatically. (To display this dialog manually, you can choose the Start
button and then Settings to access the Control Panel, and then double click on Add New Hardware. The KME KW-9801 needs to be connected first.)

The Add New Hardware Wizard dialog box guides you through the drivers installation process. Click on Next to move from step to step.

A dialog states "Windows will now search for any new Plug and Play devices on your system". Click Next.

A subsequent dialog gives you these options:
Search for the best driver for your KW-9801 (Recommended)
Display a list of all drivers in a specific location, so you can select the driver you want.
Please accept the recommended choice by clicking on Next.

The Wizard will then search your hard drive for a file called ..... *****.inf (for example KW-9801.inf). This file contains all the information that Windows needs to install the correct device drivers.

At this point the Wizard might ask for the Windows CD-ROM, place the CD in the CD-ROM drive and select OK.

The installation process will continue automatically until a dialog displays indicating that the drivers have been installed. Select the Finish button and your drivers for KME KW-9801 are installed.

Depending on the environment that you are using, a Windows driver provided by Microsoft may be installed automatically on your computer. However, it is recommended that you use this official driver provided by KME for KW-9801.